A healthy liver is essential for a healthy pet. Your pet’s liver is vital to maintain his metabolism and to get rid of toxins. Veterinarians find one of the most common pet ailments is liver disease and the symptoms can be vague or hard to spot.  Most often, liver problems make a pet lethargic and sluggish. Some people say that their cat or dog just isn’t acting like himself.  Pets with liver disease will also eat less than usual and his eyes and mouth may develop a yellowish tint.  If your pet has any of these symptoms, take him to a veterinarian.  Liver disease can occur at any age but there are good treatments and pet medication available. The sooner it’s diagnosed, the better.